Instructions: Prepare and bake "Easy Square Meatballs" as directed in recipe. Meanwhile, heat spaghetti sauce in medium saucepan over low heat. Add warm meatballs to sauce; heat thoroughly, stirring occasionally. Cut each bun lengthwise down center of top to within 1 inch of bottom and open to form a boat shape; place on serving plate. Fill each with 6 meatballs and 1/6 of sauce.

Sprinkle each with 2 tablespoons cheese.

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